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Single Family ResidenceResidential
$331,338$245 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 88How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

421 TAMMY ST SW

DECATUR, AL 35603
1.5
Baths
1,350 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.4 ac
Lot SizeThe size of the land the home sits on, from county records.
1995
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$331K
$290K low$373K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$353 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$8,820 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$630
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$8,190
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$8,820
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$88,200

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.27
82
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
24
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
29
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.22 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyMORGAN
Lot (acres)The size of the land the home sits on, from county records.0.40
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Frances Nungester Elementary SchoolD+
Elementary · Grades PK–5 · 0.6 mi
H
Decatur High SchoolB-
High · Grades 9–12 · 3.4 mi
M
Decatur Middle SchoolC-
Middle · Grades 6–8 · 3.5 mi

District: Decatur City School District

Neighborhood · ZIP 35603These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.93
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.57

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.32,592
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.426 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,724
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$99,456
Average tempThe average temperature here across a full year.60°F
Annual precipHow much rain and melted snow falls here in a typical year.58 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

421 Tammy St Sw measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth more than 79% of homes in Morgan County
  • Costs more per square foot than 97% of homes in Decatur 35603
  • Smaller than 80% of homes in Decatur 35603
  • Newer than 73% of homes in Morgan County

What homes are worth in Decatur 35603

Each bar is how many homes fall in that price range. The marker is this home.

This home
$97K$672K

This home is worth more than 70% of homes in Decatur 35603.

How it measures up in Decatur 35603

The dot is this home. The mark in the middle is the typical home in Decatur 35603.

Estimated value$331,338
CheaperTypical $267,360Pricier

Pricier than 70% of homes nearby

Price per ft²$245
CheaperTypical $142Pricier

Pricier than 97% of homes nearby

Living area1,350 ft²
SmallerTypical 1,830 ft²Bigger

Bigger than 20% of homes nearby

Lot size0.4 ac
SmallerTypical 0.36 acBigger

Bigger than 55% of homes nearby

Year built1995
OlderTypical 1991Newer

Newer than 62% of homes nearby

How 421 Tammy St Sw ranks against every home in each area.
MeasureThis homeDecatur 35603Morgan County
Estimated valuepricier than$331,33870% of homes79% of homes
Price per ft²pricier than$24597% of homes96% of homes
Living areabigger than1,350 ft²20% of homes33% of homes
Lot sizebigger than0.4 ac55% of homes45% of homes
Year builtnewer than199562% of homes73% of homes

About 421 Tammy St Sw

How much is 421 Tammy St Sw, Decatur, AL worth?

The TopHap Estimate for 421 Tammy St Sw, Decatur, AL is $331,338 as of Aug 30, 2026. The likely range is $289,928 to $372,748. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 Tammy St Sw, Decatur, AL last sell?

421 Tammy St Sw, Decatur, AL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 421 Tammy St Sw, Decatur, AL?

421 Tammy St Sw, Decatur, AL has 1.5 bathrooms, 1,350 square feet of living space and a 0.40-acre lot.

When was 421 Tammy St Sw, Decatur, AL built?

421 Tammy St Sw, Decatur, AL was built in 1995, making it 31 years old. The building has 1 story.

What schools serve 421 Tammy St Sw, Decatur, AL?

421 Tammy St Sw, Decatur, AL is assigned to Frances Nungester Elementary School (elementary), rated D+; Decatur High School (high), rated B-; Decatur Middle School (middle), rated C-. All sit in Decatur City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 Tammy St Sw, Decatur, AL compare to other homes in Decatur 35603?

Among the 11,035 homes in Decatur 35603, it is worth more than 70% of them ($331,338 against a typical $267,360), its price per square foot is higher than 97% of them ($245 against a typical $142), it is bigger than 20% of them (1,350 ft² against a typical 1,830 ft²), its lot is bigger than 55% of them (0.4 ac against a typical 0.36 ac) and it is newer than 62% of them (1995 against a typical 1991). Measured against all of Morgan County, it is worth more than 79% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 421 Tammy St Sw, Decatur, AL?

The 2025 property tax bill for 421 Tammy St Sw, Decatur, AL was $353. The county assessed it at $8,820.

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